Have you never tried it?
Do, sometime.

The whole body rests, it sags; the muscles have nothing to do, so they become soft and grateful.

The backbone, the shoulders, the neck,--they all droop and oh, zey--they are so happy to be like zat.

It is the same as when I am asleep and they are not running errands all the time for my brain.

The Arab sits like zat when he rests,--and the Hindoo,--and they are strong, oh, so very strong.